Home / 131,903.26-197,879.19-43,161.73

Finding the Fourth Proportional to 131,903.26, 197,879.19 and 43,161.73

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Solution

The fourth proportional to 131,903.26, 197,879.19 and 43,161.73 is: 64,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,903.26 : 197,879.19 = 43,161.73 : x
  2. Step 2: Convert to fraction form
    131,903.26/197,879.19 = 43,161.73/x
  3. Step 3: Cross multiply
    131,903.26x = 197,879.19 × 43,161.73
  4. Step 4: Simplify right side
    131,903.26x = 8,540,808,171.40
  5. Step 5: Solve for x
    x = 8,540,808,171.40/131,903.26
  6. Step 6: Final answer
    x = 64,750.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.